{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1994:LQQFEIJZ4ESQCFK3LKQFDG3WIL","short_pith_number":"pith:LQQFEIJZ","canonical_record":{"source":{"id":"hep-th/9407144","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-th","submitted_at":"1994-07-21T18:16:56Z","cross_cats_sorted":[],"title_canon_sha256":"53f63689f30cf16d3ce7b139a914b459af078c843f6836a28bdc988944305ed9","abstract_canon_sha256":"b7ccca2cb44b074971ed0b42d061487ba0b4cac4d55f7c074cdd1f351a897752"},"schema_version":"1.0"},"canonical_sha256":"5c20522139e12501155b5aa0519b7642ceefdae03e373052cf2208508aa909e7","source":{"kind":"arxiv","id":"hep-th/9407144","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-th/9407144","created_at":"2026-07-04T15:57:49Z"},{"alias_kind":"arxiv_version","alias_value":"hep-th/9407144v1","created_at":"2026-07-04T15:57:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-th/9407144","created_at":"2026-07-04T15:57:49Z"},{"alias_kind":"pith_short_12","alias_value":"LQQFEIJZ4ESQ","created_at":"2026-07-04T15:57:49Z"},{"alias_kind":"pith_short_16","alias_value":"LQQFEIJZ4ESQCFK3","created_at":"2026-07-04T15:57:49Z"},{"alias_kind":"pith_short_8","alias_value":"LQQFEIJZ","created_at":"2026-07-04T15:57:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1994:LQQFEIJZ4ESQCFK3LKQFDG3WIL","target":"record","payload":{"canonical_record":{"source":{"id":"hep-th/9407144","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-th","submitted_at":"1994-07-21T18:16:56Z","cross_cats_sorted":[],"title_canon_sha256":"53f63689f30cf16d3ce7b139a914b459af078c843f6836a28bdc988944305ed9","abstract_canon_sha256":"b7ccca2cb44b074971ed0b42d061487ba0b4cac4d55f7c074cdd1f351a897752"},"schema_version":"1.0"},"canonical_sha256":"5c20522139e12501155b5aa0519b7642ceefdae03e373052cf2208508aa909e7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:57:49.205176Z","signature_b64":"R7Pp9WbcK0veIYPZCvSzRtKYmOe/NBoDdrkkaKKhb/jiAFAJp/Ln8x/OORmv0s7ec/v6MwryQ7/76265Yg6ODA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5c20522139e12501155b5aa0519b7642ceefdae03e373052cf2208508aa909e7","last_reissued_at":"2026-07-04T15:57:49.204791Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:57:49.204791Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-th/9407144","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T15:57:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NfLdyQXjW2cUSkuEmKG/qaOOr5vQcSY52LCD/fMe/+Tzsa7NtNOARoYfPD/p3p6haxO5jK4qNzTq1MIA4cDwCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T20:13:10.257029Z"},"content_sha256":"2db26f0cb434687be6ad7af32f14a3e9af3ed56472fe43ee93da6d58f09d67c7","schema_version":"1.0","event_id":"sha256:2db26f0cb434687be6ad7af32f14a3e9af3ed56472fe43ee93da6d58f09d67c7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1994:LQQFEIJZ4ESQCFK3LKQFDG3WIL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the High-Temperature Behaviour of the Closed Superstring","license":"","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"S. Dusini, S. Zerbini","submitted_at":"1994-07-21T18:16:56Z","abstract_excerpt":"The high-temperature expansion for closed superstring one-loop free energy is studied. The Laurent series representation is obtained and its sum is analytically continued in order to investigate the nature of the critical (Hagedorn) temperature. It is found that beyond this critical temperature the statistical sum contribution of the free energy is finite but has an imaginary part, signalling a possible metastability of the system."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-th/9407144","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/hep-th/9407144/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T15:57:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KS94QH/u1ZiS6sJZYHvh+w66qsxqDYfgz0hSUBtCCiJzD8+uQKi4DmAmTj1By0UaapR7kZI9kkBarxQ3YY4DCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T20:13:10.257638Z"},"content_sha256":"866224e040617551218cafddcafe5b011179400953cb39c6f37d2a1dbc34290f","schema_version":"1.0","event_id":"sha256:866224e040617551218cafddcafe5b011179400953cb39c6f37d2a1dbc34290f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LQQFEIJZ4ESQCFK3LKQFDG3WIL/bundle.json","state_url":"https://pith.science/pith/LQQFEIJZ4ESQCFK3LKQFDG3WIL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LQQFEIJZ4ESQCFK3LKQFDG3WIL/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-12T20:13:10Z","links":{"resolver":"https://pith.science/pith/LQQFEIJZ4ESQCFK3LKQFDG3WIL","bundle":"https://pith.science/pith/LQQFEIJZ4ESQCFK3LKQFDG3WIL/bundle.json","state":"https://pith.science/pith/LQQFEIJZ4ESQCFK3LKQFDG3WIL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LQQFEIJZ4ESQCFK3LKQFDG3WIL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1994:LQQFEIJZ4ESQCFK3LKQFDG3WIL","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"b7ccca2cb44b074971ed0b42d061487ba0b4cac4d55f7c074cdd1f351a897752","cross_cats_sorted":[],"license":"","primary_cat":"hep-th","submitted_at":"1994-07-21T18:16:56Z","title_canon_sha256":"53f63689f30cf16d3ce7b139a914b459af078c843f6836a28bdc988944305ed9"},"schema_version":"1.0","source":{"id":"hep-th/9407144","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-th/9407144","created_at":"2026-07-04T15:57:49Z"},{"alias_kind":"arxiv_version","alias_value":"hep-th/9407144v1","created_at":"2026-07-04T15:57:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-th/9407144","created_at":"2026-07-04T15:57:49Z"},{"alias_kind":"pith_short_12","alias_value":"LQQFEIJZ4ESQ","created_at":"2026-07-04T15:57:49Z"},{"alias_kind":"pith_short_16","alias_value":"LQQFEIJZ4ESQCFK3","created_at":"2026-07-04T15:57:49Z"},{"alias_kind":"pith_short_8","alias_value":"LQQFEIJZ","created_at":"2026-07-04T15:57:49Z"}],"graph_snapshots":[{"event_id":"sha256:866224e040617551218cafddcafe5b011179400953cb39c6f37d2a1dbc34290f","target":"graph","created_at":"2026-07-04T15:57:49Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/hep-th/9407144/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The high-temperature expansion for closed superstring one-loop free energy is studied. The Laurent series representation is obtained and its sum is analytically continued in order to investigate the nature of the critical (Hagedorn) temperature. It is found that beyond this critical temperature the statistical sum contribution of the free energy is finite but has an imaginary part, signalling a possible metastability of the system.","authors_text":"S. Dusini, S. Zerbini","cross_cats":[],"headline":"","license":"","primary_cat":"hep-th","submitted_at":"1994-07-21T18:16:56Z","title":"On the High-Temperature Behaviour of the Closed Superstring"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-th/9407144","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:2db26f0cb434687be6ad7af32f14a3e9af3ed56472fe43ee93da6d58f09d67c7","target":"record","created_at":"2026-07-04T15:57:49Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"b7ccca2cb44b074971ed0b42d061487ba0b4cac4d55f7c074cdd1f351a897752","cross_cats_sorted":[],"license":"","primary_cat":"hep-th","submitted_at":"1994-07-21T18:16:56Z","title_canon_sha256":"53f63689f30cf16d3ce7b139a914b459af078c843f6836a28bdc988944305ed9"},"schema_version":"1.0","source":{"id":"hep-th/9407144","kind":"arxiv","version":1}},"canonical_sha256":"5c20522139e12501155b5aa0519b7642ceefdae03e373052cf2208508aa909e7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5c20522139e12501155b5aa0519b7642ceefdae03e373052cf2208508aa909e7","first_computed_at":"2026-07-04T15:57:49.204791Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:57:49.204791Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"R7Pp9WbcK0veIYPZCvSzRtKYmOe/NBoDdrkkaKKhb/jiAFAJp/Ln8x/OORmv0s7ec/v6MwryQ7/76265Yg6ODA==","signature_status":"signed_v1","signed_at":"2026-07-04T15:57:49.205176Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-th/9407144","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2db26f0cb434687be6ad7af32f14a3e9af3ed56472fe43ee93da6d58f09d67c7","sha256:866224e040617551218cafddcafe5b011179400953cb39c6f37d2a1dbc34290f"],"state_sha256":"c506f2b0d0943912e4a3ab9eb8d75cbd5475fc5221215e07118d9f4885217354"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Uu/dAHFaExmu3d911/YzAI0tIiwWANQunPN5Mx0OP0aGhdqgNEVO2U8/pikKYtzL5YE3/403Gwy6FsHzmBYfAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T20:13:10.263357Z","bundle_sha256":"dd34214682061db870c9f7b77d9671572a93bba8604b34bdfab0e2dd557f496f"}}